Knocked-down cabinet

Claim 1

A cabinet which is assembled without the use of fastening means and having a rear wall, two side walls, and a frame-shaped front wall which are all interconnected to form a box-like structure, the adjacent edges of said rear and side walls having bent portions which upon abutment and pivoting hook one another to form a joint which prevents separation of said side walls and rear wall wherein said adjacent edges of said rear wall and side walls are bent to extend generally vertically to said rear wall and abut each other, aligned apertures in each of said generally vertical edges, and shelf supports having means for insertion through said apertures in order to lock said rear and side walls together, said rear wall having an edge which is generally bent at right angles to the plane of said rear wall and which projects into the interior of the cabinet, an outer portion of said edge having a reverse bend, said adjacent side walls having a bent edge which is inserted in a groove formed between said outer portion of the edge of said rear wall and the reverse bend portion, and a portion intermediate said bent edge and said side wall which forms an extension to said rear wall and is coextending therewith to form an outer even surface of the rear wall of said cabinet, and a top part having opposite edge portions that are bent at an angle to said top part and are adapted to slide over adjacent edges of said side walls and interconnect with said frame-shaped front wall, and rear and side walls.